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100+ Free OH HVAC Contractor Practice Questions

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2026 Statistics

Key Facts: OH HVAC Contractor Exam

2

Exam Sections

OCILB

70%

Passing Score

Per section

$138

Total Exam Fee

$69 per section

$500K

Liability Insurance

OCILB

5 yrs

Experience Required

Under licensed contractor

None

Bond Required

Insurance only

About the OH HVAC Contractor Exam

The Ohio HVAC contractor exam tests knowledge of OCILB regulations, $500K liability insurance, cold climate heating design, refrigerant handling, mechanical codes, and business practices.

Questions

100 scored questions

Time Limit

3 hours per section

Passing Score

70%

Exam Fee

$138 ($69 per section) (Ohio Construction Industry Licensing Board)

OH HVAC Contractor Exam Content Outline

25%

State Laws & Regulations

OCILB licensing, insurance requirements, permits, and disciplinary procedures

25%

Trade Knowledge

Cold climate heating, load calculations, heat pumps, dual-fuel systems, and ductwork

20%

Mechanical Codes

Ohio Building Code, combustion air, venting, gas piping, and energy code

15%

Safety Regulations

EPA regulations, OSHA requirements, lead/asbestos, and CO safety

15%

Business Management

Workers' comp (BWC), lien rights, contract law, and business operations

How to Pass the OH HVAC Contractor Exam

What You Need to Know

  • Passing score: 70%
  • Exam length: 100 questions
  • Time limit: 3 hours per section
  • Exam fee: $138 ($69 per section)

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

OH HVAC Contractor Study Tips from Top Performers

1Study OCILB regulations including experience requirements and insurance mandates
2Learn cold climate heating design for Ohio's Zone 5A conditions (5°F design temperature)
3Review dual-fuel and heat pump systems for Ohio's variable winter conditions
4Understand Ohio BWC workers' compensation requirements (monopolistic state fund)
5Practice Ohio lien law (75-day filing deadline) and contract requirements

Frequently Asked Questions

What is the Ohio HVAC contractor exam?

Ohio requires two exams: a Business and Law exam and an HVAC Contractor Trade exam. Each costs $69 and must be passed to obtain the license.

What experience is needed?

5 years of HVAC technician experience immediately prior to application, under a licensed contractor on permitted projects.

What insurance is required?

$500,000 minimum liability insurance. No surety bond is required in Ohio.

Is a background check required?

Yes, a background check must be completed before taking the exam.